Cambodian poors and their slums should learn from this initiative to avoid high cost of electricity, and the environmentalist entrepreneurs should imitate this initiative. In the Philippine, those poor slums living in shelters roofed by large pieces of zinc easily absorbed hot temperature and darkness including their unaffordable electricity expense, the use of bottle solar is imperative. Hence, this initiative not only helps saving expense for the poors on electricity, it also saves the environment which those dumped bottles have seriously affected this planet.
For for ideal, please watch below video clip: